blender/source/gameengine/Ketsji/KX_SceneActuator.cpp
2012-03-24 07:52:14 +00:00

293 lines
6.7 KiB
C++

/*
* Set scene/camera stuff
*
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file gameengine/Ketsji/KX_SceneActuator.cpp
* \ingroup ketsji
*/
#include "SCA_IActuator.h"
#include "KX_SceneActuator.h"
#include <iostream>
#include "KX_Scene.h"
#include "KX_Camera.h"
#include "KX_KetsjiEngine.h"
/* ------------------------------------------------------------------------- */
/* Native functions */
/* ------------------------------------------------------------------------- */
KX_SceneActuator::KX_SceneActuator(SCA_IObject *gameobj,
int mode,
KX_Scene *scene,
KX_KetsjiEngine* ketsjiEngine,
const STR_String& nextSceneName,
KX_Camera* camera)
: SCA_IActuator(gameobj, KX_ACT_SCENE)
{
m_mode = mode;
m_scene = scene;
m_KetsjiEngine=ketsjiEngine;
m_camera = camera;
m_nextSceneName = nextSceneName;
if (m_camera)
m_camera->RegisterActuator(this);
} /* End of constructor */
KX_SceneActuator::~KX_SceneActuator()
{
if (m_camera)
m_camera->UnregisterActuator(this);
} /* end of destructor */
CValue* KX_SceneActuator::GetReplica()
{
KX_SceneActuator* replica = new KX_SceneActuator(*this);
replica->ProcessReplica();
return replica;
}
void KX_SceneActuator::ProcessReplica()
{
if (m_camera)
m_camera->RegisterActuator(this);
SCA_IActuator::ProcessReplica();
}
bool KX_SceneActuator::UnlinkObject(SCA_IObject* clientobj)
{
if (clientobj == (SCA_IObject*)m_camera)
{
// this object is being deleted, we cannot continue to track it.
m_camera = NULL;
return true;
}
return false;
}
void KX_SceneActuator::Relink(CTR_Map<CTR_HashedPtr, void*> *obj_map)
{
void **h_obj = (*obj_map)[m_camera];
if (h_obj) {
if (m_camera)
m_camera->UnregisterActuator(this);
m_camera = (KX_Camera*)(*h_obj);
m_camera->RegisterActuator(this);
}
}
bool KX_SceneActuator::Update()
{
// bool result = false; /*unused*/
bool bNegativeEvent = IsNegativeEvent();
RemoveAllEvents();
if (bNegativeEvent)
return false; // do nothing on negative events
switch (m_mode)
{
case KX_SCENE_RESTART:
{
m_KetsjiEngine->ReplaceScene(m_scene->GetName(),m_scene->GetName());
break;
}
case KX_SCENE_SET_CAMERA:
if (m_camera)
{
m_scene->SetActiveCamera(m_camera);
}
else
{
// if no camera is set and the parent object is a camera, use it as the camera
SCA_IObject* parent = GetParent();
if (parent->GetGameObjectType()==SCA_IObject::OBJ_CAMERA)
{
m_scene->SetActiveCamera((KX_Camera*)parent);
}
}
break;
default:
break;
}
if (!m_nextSceneName.Length())
return false;
switch (m_mode)
{
case KX_SCENE_SET_SCENE:
{
m_KetsjiEngine->ReplaceScene(m_scene->GetName(),m_nextSceneName);
break;
}
case KX_SCENE_ADD_FRONT_SCENE:
{
bool overlay=true;
m_KetsjiEngine->ConvertAndAddScene(m_nextSceneName,overlay);
break;
}
case KX_SCENE_ADD_BACK_SCENE:
{
bool overlay=false;
m_KetsjiEngine->ConvertAndAddScene(m_nextSceneName,overlay);
break;
}
case KX_SCENE_REMOVE_SCENE:
{
m_KetsjiEngine->RemoveScene(m_nextSceneName);
break;
}
case KX_SCENE_SUSPEND:
{
m_KetsjiEngine->SuspendScene(m_nextSceneName);
break;
}
case KX_SCENE_RESUME:
{
m_KetsjiEngine->ResumeScene(m_nextSceneName);
break;
}
default:
; /* do nothing? this is an internal error !!! */
}
return false;
}
/* returns a camera if the name is valid */
KX_Camera* KX_SceneActuator::FindCamera(const char *camName)
{
KX_SceneList* sl = m_KetsjiEngine->CurrentScenes();
STR_String name = STR_String(camName);
KX_SceneList::iterator it = sl->begin();
KX_Camera* cam = NULL;
while ((it != sl->end()) && (!cam))
{
cam = (*it)->FindCamera(name);
it++;
}
return cam;
}
KX_Scene* KX_SceneActuator::FindScene(const char * sceneName)
{
return m_KetsjiEngine->FindScene(sceneName);
}
#ifdef WITH_PYTHON
/* ------------------------------------------------------------------------- */
/* Python functions */
/* ------------------------------------------------------------------------- */
/* Integration hooks ------------------------------------------------------- */
PyTypeObject KX_SceneActuator::Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"KX_SceneActuator",
sizeof(PyObjectPlus_Proxy),
0,
py_base_dealloc,
0,
0,
0,
0,
py_base_repr,
0,0,0,0,0,0,0,0,0,
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
0,0,0,0,0,0,0,
Methods,
0,
0,
&SCA_IActuator::Type,
0,0,0,0,0,0,
py_base_new
};
PyMethodDef KX_SceneActuator::Methods[] =
{
{NULL,NULL} //Sentinel
};
PyAttributeDef KX_SceneActuator::Attributes[] = {
KX_PYATTRIBUTE_STRING_RW("scene",0,MAX_ID_NAME-2,true,KX_SceneActuator,m_nextSceneName),
KX_PYATTRIBUTE_RW_FUNCTION("camera",KX_SceneActuator,pyattr_get_camera,pyattr_set_camera),
KX_PYATTRIBUTE_BOOL_RW("useRestart", KX_SceneActuator, m_restart),
KX_PYATTRIBUTE_INT_RW("mode", KX_SCENE_NODEF+1, KX_SCENE_MAX-1, true, KX_SceneActuator, m_mode),
{ NULL } //Sentinel
};
PyObject* KX_SceneActuator::pyattr_get_camera(void *self, const struct KX_PYATTRIBUTE_DEF *attrdef)
{
KX_SceneActuator* actuator = static_cast<KX_SceneActuator*>(self);
if (!actuator->m_camera)
Py_RETURN_NONE;
return actuator->m_camera->GetProxy();
}
int KX_SceneActuator::pyattr_set_camera(void *self, const struct KX_PYATTRIBUTE_DEF *attrdef, PyObject *value)
{
KX_SceneActuator* actuator = static_cast<KX_SceneActuator*>(self);
KX_Camera *camOb;
if (!ConvertPythonToCamera(value, &camOb, true, "actu.camera = value: KX_SceneActuator"))
return PY_SET_ATTR_FAIL;
if (actuator->m_camera)
actuator->m_camera->UnregisterActuator(actuator);
if (camOb==NULL) {
actuator->m_camera= NULL;
}
else {
actuator->m_camera = camOb;
actuator->m_camera->RegisterActuator(actuator);
}
return PY_SET_ATTR_SUCCESS;
}
#endif // WITH_PYTHON
/* eof */